SEL8
SPC WW 160851
LAZ000-MSZ000-CWZ000-161600-
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 888
NWS STORM PREDICTION CENTER NORMAN OK
250 AM CST WED NOV 16 2011
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
SOUTHEASTERN LOUISIANA
FAR SOUTHERN MISSISSIPPI
COASTAL WATERS
EFFECTIVE THIS WEDNESDAY MORNING FROM 250 AM UNTIL 1000 AM CST.
TORNADOES...HAIL TO 0.5 INCH IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE
MILES EAST AND WEST OF A LINE FROM 30 MILES NORTH NORTHEAST OF
SLIDELL LOUISIANA TO 45 MILES WEST SOUTHWEST OF BOOTHVILLE
LOUISIANA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU8).
REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR
THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.
OTHER WATCH INFORMATION...CONTINUE...WW 887...
DISCUSSION...TSTMS MAY INCREASE IN COVERAGE/STRENGTH OVER SE LA OVER
THE NEXT SEVERAL HOURS AS VEERING OF LOW LVL FLOW FARTHER W ENHANCES
LOW LVL CONVERGENCE BENEATH WRN-MOST PORTION OF EJECTING UPR
IMPULSE. STRENGTH OF SFC SSWLY FLOW OVER AND S OF WW AREA /PER SFC
DATA/...QUALITY OF MOISTURE...AND STRENGTH OF DEEP WIND FIELD
SUGGEST POSSIBILITY FOR SUSTAINED SUPERCELLS WITH LOW LVL
MESOCYCLONES/TORNADOES.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 0.5 INCH. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
450. MEAN STORM MOTION VECTOR 22035.
...CORFIDI
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